SIGNIFY CANADA LTD. ISB084846EI Fluorescent Ballast Electromagnetic, Fixed Output Instant Start 4 Lamps T12, T8, T8 U-Shaped Fluorescent Lamps 120 - 277 V,

signPRO Electronic sign ballast for T12/HO and T8/HO lamps. IntelliVolt operation: 120V to 277V, 50/60 Hz. Energy Efficient – DOE Nov. 14, 2014, compliant1. Instant Start, parallel lamp operation. Maximum performance under all weather conditions. UL Listed (Class P, Type 2 Outdoor), CSA Certified, RoHS Compliant. Meets FCC Part 18 For Non-Consumer Equipment. Maximum case temperature (Tc): 194°F, 90°C.